core/modules/node/src/Tests/NodeRevisionsUiTest.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/modules/node/src/Tests/NodeRevisionsUiTest.php b/core/modules/node/src/Tests/NodeRevisionsUiTest.php
index 4fdd543..adc49bf 100644
--- a/core/modules/node/src/Tests/NodeRevisionsUiTest.php
+++ b/core/modules/node/src/Tests/NodeRevisionsUiTest.php
@@ -95,7 +95,7 @@ public function testNodeRevisionDoubleEscapeFix() {
       '#theme' => 'username',
       '#account' => $this->editor,
     ];
-    $editor = \Drupal::service('renderer')->render($username);
+    $editor = \Drupal::service('renderer')->renderPlain($username);
 
     // Get original node.
     $nodes[] = clone $node;